tests: Add sf32lb52_devkit_lcd support

Adds support for the sf32lb52_devkit_lcd board.

Signed-off-by: Qingsong Gou <gouqs@hotmail.com>

Author: ck-telecom

tests/drivers/sensor/temp_sensor/boards/sf32lb52_devkit_lcd.overlay

@@ -0,0 +1,3 @@
+temp_sensor: &tsen {
+	status = "okay";
+};